I. Composition of the file systemLinux common file system types are REISERFS,EXT2,EXT3,EXT4,VFAT,XFS, etc., file system is a storage device on the data and metadata to organize the mechanism. His ultimate goal is to organize large amounts of data into persistent storage devices, such as hard disks and disks. The file system is the logical organization of the file
Sometimes you will feel that the computer is becoming more and more slow, this is because the computer installs the application software program more, the registry and and the computer's rubbish file seriously affects the computer the speed of operation. Then we can affect the computer system running speed of the garbage file cleaning ah, but there are some users of XP system, although the usual will choose
A while ago, I installed a lot of software, such as vs2008 and msdn.
Although I set the target directory to a non-system disk every time I install software, as the number of software increases, my system disk was quickly eroded (only about 1 GB space is left ).
Is there a lot of software to be installed? The stream
1 File system
1 operating system to manage files and data through the file system, disk or partition needs to create a filesystem before it can be used for the operating system, the process of creating a file system is called a f
1.Linux Disk ManagementHard disk:Mechanical hard-diskSsdsMechanical type:TrackSector:512bytesCylinder: The basic unit of the partition;Mbr:master Boot Record512bytes446:bootloader64:filesystem Allocation table16: Identify a partition2:55aaDisk interface type:IDE (ATA): 133MB/S,/DEV/HDscsi:640mb/ssata:6gbpssas:6gbpsusb:480mb/sIdentify the hard drive device:/DEV/SDMark a different hard drive device:/dev/sd[a-z]Mark different partitions on the same devic
Recommended software: Software cube http://mofang.ruanmei.com/Here, I want to say is that this software to make system disk, is really convenient and a lot of benefits. I do not say much, I have also used other such as cabbage and so on.Finally, it is recommended software Rubik's Cube, the important thing, say three times!!! Software Rubik's Cube, software Rubik's Cube, software Rubik's Cube.The first step:
Failure diagram:
1, will be the system image on the computer's non-system disk, and then restart the computer, through the U disk to start, into the WinPE system;
2, then the image of the Windows7 operating system to the
1. Partition
MBR (Master Boot Recorder) Primary Boot partitions only provide up to four partitions, Primary partitions (Primary, P) and Extended partitions (Extended, E), such as 3 P + 1E, up to one extended partition can be created.
2. File System
Ext2: Standard File System
Ext3: added the log function, which is an upgraded version of ext2.
To learn about the file systems supported by linux: ls-l/lib/modul
Some friends who upgrade to Windows 8 from an older version of Windows will feel the system disk footprint is larger because the WIN8 upgrade will store the previous automated backup of the system files in the Windows.old folder, which ranges from several gigabytes to more than 10 GB. If the space of the system partiti
Here are some of the tips used in peacetime, not many, but will continue to update ....1. Need to create a hard link lnFull backup hard link requiredLn/etc/xxx/home/xxx2.root users can not remotely /etc/ssh/sshd_configPermitrootlogin NoAllowusers XXX3. Synchronizing the Software clock Date MMDDHHMMCCYY.SSHwclock--set--date= "2011-08-14 16:45:05"4.SSH Service Restart and switch Ubuntu 14.04:/etc/init.d/ssh Stop/start/restartCentos7:service sshd Restart5.centos7.0 the command to view the
1 disk composition and partition 1.1 disk physical composition (1) Circular disc-recording data (2) mechanical arm and head-read and write disc data (3) Spindle motor-enables the robot to read and write Data driven 1.2 platters physical composition (1) sector-minimum physical storage unit, 512bytes (2) Cylinder- Sector consists of a circle, the smallest unit of partition (3) The first sector-the most import
Some tips for linux system maintenance, including how to mount a new disk to the system! Favorite !, Linux mounting
Here we will publish some tips that we usually use, but they will not be much, but will be updated continuously ....
1. Create a hard link ln for history.
Back up hard linksLn/etc/xxx/home/xxx
2. the root user cannot remotely
/Etc/ssh/sshd_confi
1, Microsoft released the official data is 20GB of hard disk space (note that the official release does not include patches, such as space occupancy);
2, analysis of the system disk usage:
A 64-bit Win7 operating system, to be installed on the systems disk;
b) Oper
1, do not unplug the U-disk after installation, because the installation of a good mirror when the installation system will go through the PE interface, and the default option is to start from the local hard drive, if you unplug you, there may be some motherboard BIOS need to reset HDD HDD mode, Then it has to be reset in the BIOS.
2, the U disk as far as possib
1 IntroductionVirtualBox install different types of operating systems on the host system Win7, using the guest system in this way Ubuntu has been around for a long time, starting from the initial Ubuntun10.04 to the present 16.04. In addition, the lab of another desktop installation is Ubuntu14.04, I just ran the program, and the laboratory printer server installed is Ubuntu10.04. It can be said that in thi
Recommended software: Software cube http://mofang.ruanmei.com/Here, I want to say is that this software to make system disk, is really convenient and a lot of benefits. I do not say much, I have also used other such as cabbage and so on.Finally, it is recommended software Rubik's Cube, the important thing, say three times!!! Software Rubik's Cube, software Rubik's Cube, software Rubik's Cube.Here, for a tem
Normally, the desktop path is on the system disk C disk, some users like to put a lot of files on the desktop, in fact, is the file on the C disk, so over time to occupy a large C disk storage space, thus affecting the speed of the syste
command for a process with PID 789 is: Pstree 789Kill command; Sends a signal to one or more processes, sending a terminating signal by default.usage: Terminate the command for a process with PID 3852: Kill 3852Kill-9: Kill the command for a process with a PID of 3906 kill-9 3906pgrep command; Find a process by name or other propertyUsage: Find the command for the process named Firefox: pgrep FirefoxPkill command; Send a signal to a process by name or other attributeUsage: the command to kill a
First we need to download a system installation CD image, this can be found on the Internet, however, note that if the mirror is not clean with the modified, the installation was completed after the "360 Family Barrel", "Baidu family bucket" show a face, or installed a "thin version" later use only found that the WiFi function is not a good one. Recommend that you choose the pure version or the original image, of course, you can also back up the produ
When a user has recently installed a system with a hard disk, the computer will display disk boot Failure,insert system disk and press ENTER (as shown in the following image) after the reboot, which means that the disk failed to b
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.